. >> as the fighting in syria -- on a, secretary of defense leon panetta said that the latest intelligence raised serious concerns that the syrian president may turn chemical weapons on his own citizens. >> the whole world is watching. the whole world is watching very closely. the president of the united states has made very clear that there will be consequences. there will be consequences if the assad regime makes a terrible mistake by using these chemical weapons on their own people. >> diplomatic efforts to end the 21-month-old conflict had failed. tens of thousands of people have been killed so far. with so much at stake, senator john mccain said it may be time to take action. >> it may mean that the united states and our allies are facing the prospect of an imminent use of weapons of mass destruction in syria -- this may be the last warning we may get. time for talking about what me made -- what we may do may be coming to a closed. >> angelina jolie traveled to a refugee camp on thursday. she is a special envoy. it was her second official mission to the region in three months. >> pres